Drugs are chemicals. Different drugs, because of their chemical structures, can affect the body in different ways. In fact, some drugs can even change a person's body and brain in ways that last long after the person has stopped taking drugs, maybe even permanently.
USED OIL is defined as any oil that has been refined from crude oil, or any synthetic oil, that. has been used and as a result, is contaminated by physical or chemical impurities. If you do, use the information in this publication to help make the best choices in managing them.
Oil. Oil is currently one of the most precious resources on Earth. Used to power many of the power plants in the United States and to fuel most of the cars, oil is also used in a number of petrochemical applications, such as plastic production, clothing manufacturing and even as an ingredient in some medicines.